Provide rich, vibrant sounds to any setting with outdoor Bluetooth speakers crafted with unrivaled durability and sound quality. Tired of hunting for a portable speakers bluetooth wireless with a good base and HD sound? Look no further than TREBLAB’s HD77 – an ultra-durable wireless speakers with bluetooth equipped with a 360° HD sound system and deep bass. TREBLAB’s premium speaker is built around a streamlined and impact-resistant rubber frame that is IPX7 waterproof, shockproof, and dustproof. The robust framework hides a 30W stereo system that can be paired with other bluetooth speakers with subwoofer through a TWS mode. Designed as an all-around device for use outdoors, indoors, and by the pool, the HD77 is capable of up to 20 hours of playtime before needing to be recharged. With a USB-C port, users can quickly charge the waterproof speakers then head to the next party, sports match, or even home event with a sound system that will get everybody moving. Just connect the carabiner and strap, and you’re good to go! Unlike countless other systems, the HD77 is fashioned with a built-in mic for phone and video calls.